# A spring has a force constant of 100N/m and an unstretched lenght of .07 m. One end is attached to a post that is free to rotate in the center of a smooth table. The other end is attatched to

36,600 questions
1. ## Physics

A spring has a force constant of 100N/m and an unstretched lenght of .07 m. One end is attached to a post that is free to rotate in the center of a smooth table. The other end is attatched to a 1 kg disc moving in uniform circular motion on the table,

asked by Tammy on March 25, 2007
2. ## physics

an unstretched hanging spring is 50cm long. suspending a 100N weight from it makes its lenght 60cm. Adding another 100N weight will make the spring -- 60cm, 70 cm, 80 cm, 100 cm, or 120 cm. No idea how they came up with any of the five ??? My answer was

asked by Jen on July 12, 2010
3. ## physics

A spiral spring has a lenght of 14cm when a load of 4N is hung on it.A force of 6N extends the spring by 4cm.calculate the unstretched lenght of the spring.

asked by thomas on March 9, 2018
4. ## Physics

A spring has a force constant of 100N/m and an unstretched lenght of .07 m. One end is attached to a post that is free to rotate in the center of a smooth table. The other end is attatched to a 1 kg disc moving in uniform circular motion on the table,

asked by Tammy on March 26, 2007
5. ## physics

1)An elastic material has a length of 36cm when a load of 40N is hung on it and a length of 45cm when a load of 60N is hung on it. The original length of spring is? 2)A force of 100N stretches an elastic spring to a total of 20cm. If an additional force of

asked by Anne on April 9, 2013
6. ## college physics

To stretch a spring 7.00 cm from its unstretched length, 16.0 J of work must be done. What is the force constant of this spring? What magnitude force is needed to stretch the spring 7.00 cm from its unstretched length? How much work must be done to

asked by jon on September 21, 2010
7. ## Physics 12

A large fake cookie sliding on a horizontal surface is attached to one end of a horizontal spring with spring constant k = 375 N/m; the other end of the spring is fixed in place. The cookie has a kinetic energy of 20.0 J as it passes through the position

asked by rafeh on November 8, 2012
8. ## physics

A large fake cookie sliding on a horizontal surface is attached to one end of a horizontal spring with spring constant k = 375 N/m; the other end of the spring is fixed in place. The cookie has a kinetic energy of 20.0 J as it passes through the position

asked by KRISTEL on November 9, 2012
9. ## physics

The spring constant of the spring in the ﬁgure is 25 N/m, and the mass of the object is 4 kg. The spring is unstretched and the surface is frictionless. A constant 18 N force is applied horizontally to the object (stretching the spring). v0 = 0 Find the

asked by Anonymous on March 2, 2014
10. ## physics

An unstretched ideal spring hangs vertically from a fixed support. A 0.4 kg object is then attached to the lower end of the spring. The object is pulled down to a distance of 35cm below the unstretched position and released from rest at t=0s. A graph of

asked by Helly on March 28, 2015
11. ## Physics

A 0.50 kg mass is attached to a spring with spring constant, k= 43.8N/m. Suppose the mass is pushed upward, so that it rises past the spring’s unstretched position, compressing the spring. Calculate the net force on the mass when the spring is compressed

asked by Ali on January 13, 2018
12. ## Physics

A single mass (m1 = 3.2 kg) hangs from a spring in a motionless elevator. The spring constant is k = 253 N/m. 1) What is the distance the spring is stretched from its unstretched length? This first answer is equal to 12.4 cm but I am having trouble on the

asked by Cam on February 21, 2014
13. ## physic

a force of 3.5 N is applied to a spring which obeys Hooke's law and produces and extension of 0.07m. calculate the spring constant what is the size of the force that will produce and extension of 4.0 cm caluclate the unstretched length of the spring if its

asked by ablin on May 18, 2010
14. ## aaa

You find that if you hang a 1.85 weight from a vertical spring, it stretches 5.50 . What is the force constant of this spring in N/m? How much mass should you hang from the spring so it will stretch by 8.45 from its original, unstretched length?

asked by aaa123 on October 12, 2011
15. ## Physics

A FORCE OF 5N EXTEND A SPRING OF NATURAL LENGHT 0.5m BY 0.01m WHAT WILLTHE LENGHT OF THE SPRING WHEN APPLY FORCE IS 20N

asked by FUNKE on June 16, 2018
16. ## physics

When a 2.60-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 2.30 cm. (a) What is the force constant of the spring? (b) If the 2.60-kg object is removed, how far will the spring stretch if a 1.30-kg

asked by alexandra on April 21, 2010
17. ## Physics

When a 2.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.17 cm. (a) What is the force constant of the spring? N/m (b) If the 2.00-kg object is removed, how far will the spring stretch if a 1.00-kg

asked by Muriel on February 26, 2014
18. ## Physics

When a 3.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.07 cm. (a) What is the force constant of the spring? N/m (b) If the 3.00-kg object is removed, how far will the spring stretch if a 1.50-kg

asked by Allie on September 27, 2011
19. ## physic

Hooke's law describes a certain light spring of unstretched length 30.0 cm. When one end is attached to the top of a door frame, and a 8.40-kg object is hung from the other end, the length of the spring is 40.00 cm. (a) Find its spring constant. ____ kN/m

asked by Chan on October 21, 2009
20. ## physics

A 2kg block situated on a rough incline is connected to a spring of negligible mass having a spring costant of 100N/m.the pulley is frictionless.the block is released from rest when the spring is unstretched.the block moves 20 cm down the incline before

asked by virginia on April 2, 2015
21. ## physics

A single mass (m1 = 3.1 kg) hangs from a spring in a motionless elevator. The spring constant is k = 338 N/m. 1. What is the distance the spring is stretched from its unstretched length? 2. Now, three masses (m1 = 3.1 kg, m2 = 9.3 kg and m3 = 6.2) hang

asked by paula on October 13, 2018
22. ## physics

Imagine a spring floating in space. This spring has a very small length when it is unstretched. The spring constant for this spring is 4.2 N/m. Now place 2.6 μC charges on each end of the spring, and allow it to stretch until it reaches a new equilibrium.

asked by Noah on February 11, 2013
23. ## Physics

You find that if you hang a 1.90 kg weight from a vertical spring, it stretches 2.90 cm . Part A What is the force constant of this spring in N/m? Part B How much mass should you hang from the spring so it will stretch by 9.06 cm from its original,

asked by Tori on October 29, 2017
24. ## Physics

An ideal spring has a spring constant k = 20 N/m. The spring is suspended vertically. A 0.7-kg body is attached to the unstretched spring and released. It then performs oscillations.

asked by Anonymous on October 29, 2014
25. ## Physics

An unstretched spring with spring constant 37 N/cm is suspended from the ceiling. A 3.3 kg mass is attached to the spring and let fall. To the nearest tenth of a centimeter, how far does it stretch the spring?

asked by Jay on September 24, 2013
26. ## Physics

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 200 N/m. The spring is unstretched when the 30.0 kg block

asked by mightymouse on March 3, 2009
27. ## Physics (Tension and Springs)

An archer must exert a force of 375 newtons on the bowstring so that the string makes a 35 degree angle with the vertical. a)find the tension in the bowstring b)if the applied force is replaced by a stretched spring, and the spring is stretched 30 cm from

asked by Emily on March 16, 2015
28. ## ph

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 300 N/m, as shown in the figure below. The spring is

asked by carlton on November 14, 2011
29. ## physics

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 300 N/m, as shown in the figure below. The spring is

asked by carlton on November 14, 2011
30. ## Physics

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 260 N/m, as shown in the figure below. The spring is

asked by JJ on February 27, 2016
31. ## Physics

1. A 5 kg weight is hung from a vertical spring. The spring stretches by 5 cm. How much mass should be hung from the spring so it will stretch by 10 cm from its original length? A. 15 kg B. 10 kg C. 20 kg D. 25 kg 2. What is the spring constant of a spring

asked by Amber on March 4, 2019
32. ## Physics

A box of mass m=1.5 kg is attached to a spring with force constant k=12 and suspended on a frictionless incline that makes a 30 degree angle with respect to the horizontal. With the spring in its unstretched length, the box is released from rest at x=0.

asked by Jake on March 27, 2012
33. ## Physics

What is the potential energy, in joules, of a spring with a force constant of 6 N/m when it is stretched 20 cm from its unstretched length

asked by Jessica on March 31, 2016
34. ## physics

Let's pretend the Qs are actual numbers. So an unstretched, mass less spring constant Q3 N/m and length Q10 meters is attached between a wall and a mass of Q5 kg. The coefficient of both static and kinetic friction between the mass and the table is Q13. A

asked by autumn on December 2, 2009
35. ## physic

Bungee Jumping. A bungee jumper jumps from a tall bridge attached to a light elastic cord (bungee cord) of unstretched length L. The cord first straightens and then extends as the jumper falls. This prevents her from hitting the water! Suppose that the

asked by Anonymous on October 20, 2013
36. ## physics

A reel has radius R and moment of inertia I. The reel is positioned at the top of a slope and a block is also on the slope with some angle theta. One end of the block of mass m is connected to a spring of force constant k, and the other end is fastened to

asked by mightymouse on March 31, 2009
37. ## Physic

An unstretched spring is 11.0 cm long. When you hang an 590 g weight from it, it stretches to a length of 14.0 cm. what is the force constant in (N/m) of this spring? what is the total mass must you hang from the spring to stretch it to a total length of

asked by Andrea on July 10, 2010
38. ## Physics

A spring has a force constant of 478 N/m and an unstretched length of 9 cm. one end is attached to a post that is free to rotate in the center of a smooth table. the other end is attached to a 4kg disc moving in uniform circular motion on the table, which

asked by bubba on November 13, 2009
39. ## Physics

A block of mass m1 = 22.0 kg is connected to a block of mass m2 = 40.0 kg by a massless string that passes over a light, frictionless pulley. The 40.0-kg block is connected to a spring that has negligible mass and a force constant of k = 260 N/m as shown

asked by Anonymous on March 12, 2013
40. ## physics

A spring with a spring constant k of 44 N/m is stretched a distance of 30 cm (0.3 m) from its original unstretched position. What is the increase in potential energy of the spring?

41. ## Physics Problem

A 3.00-kg mass is fastened to a light spring that passes over a pulley. They pulley is frictionless, and its inertia may be neglected. The mass is released from rest when the spring is unstretched. If the mass drops 10.0cm before stopping, find (a) the

asked by kimberley on March 21, 2007
42. ## 1Physics

One end of a spring is attached to the ceiling. The unstretched length of the spring is 10.0 cm. A 2.0 kg mass is hung from the other end of the spring. It is slowly lowered until it comes to rest. At this point the spring is 15 cm long. (a) What is the

asked by Anonymous on November 25, 2015
43. ## Physics

One end of a spring is attached to the ceiling. The unstretched length of the spring is 10.0 cm. A 2.0 kg mass is hung from the other end of the spring. It is slowly lowered until it comes to rest. At this point the spring is 15 cm long. (a) What is the

asked by Daniel on November 23, 2015
44. ## Physics Classical Mechanics

A bungee jumper jumps (with no initial speed) from a tall bridge attached to a light elastic cord (bungee cord) of unstretched length L. The cord first straightens and then extends as the jumper falls. This prevents her from hitting the water! Suppose that

asked by Anonymous on October 21, 2013
45. ## physics

A spring (spring 1) with a spring constant of 520N/m is attached to a wall and connected to another weaker spring (spring 2) with a spring constant of 270N/m on a horizontal surface. Then an external force of 70N is applied to the end of the weaker spring

asked by victoria on June 29, 2013
46. ## physics

A spring has a force constant of 554.1 N/m. Find the potential energy stored in the spring when the spring is a) stretched 4.35 cm from equilibrium. Answer in units of J. b) compressed 2.98 cm from equilibrium. Answer in units of J. c) unstretched. Answer

asked by a on February 24, 2016
47. ## physics

Sir Robert Hooke (1635-1703), studied the elastic properties of springs and formulated the law that bears his name. Hooke found the relationship among the force a spring exerts, F, the distance from equilibrium the end of the spring is displaced, x, and a

asked by Anonymous on February 20, 2011
48. ## Physics

A block is connected between two springs on a frictionless horizontally level track. The other end of each spring is respectively anchored to a vertical pin set at opposite ends of the track. The spring constant for one spring is k = 100N/m and the mass of

asked by Bobby on April 4, 2007
49. ## Physics

This assignment is about energy. But one of the new things we’ve just learned about is spring forces, so there should be a question about them. So the first parts of this question are not about energy. One end of a spring is attached to the ceiling. The

asked by Anonymous on November 23, 2015

Consider an ideal spring that has an unstretched length l_0 = 3.5 m. Assume the spring has a constant k = 36 N/m. Suppose the spring is attached to a mass m = 8 kg that lies on a horizontal frictionless surface. The spring-mass system is compressed a

asked by akha on October 12, 2013
51. ## physics

A single mass (m1 = 3.1 kg) hangs from a spring in a motionless elevator. The spring constant is k = 338 N/m. What is the distance the spring is stretched from its unstretched length? If I were to use the equation f=-kx what would that look like? or is

asked by elizabeth on October 13, 2018
52. ## PHYSICS

a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg is attached to a spring with

asked by PHYSICIS HELP ASAP on November 10, 2010
53. ## physics

If a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg is attached to a spring

asked by devin on November 8, 2010
54. ## physics

a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg is attached to a spring with

asked by derek on November 10, 2010
55. ## College Physics 121

A spring with a spring constant k = 50N/m has an unstretched length of 20cm. Find the work required to stretch the spring to a length of 30 cm. W = J ?? any help guys?

asked by Jay on July 18, 2010
56. ## physics

A 2.0 kg mass is fastened to a spring with force constant of 45 N/m. The mass is held motionless by a student at a position 15 cm below the spring's natural unstretched position. When the ball is released, what is the Fnet acting on it? What is the

asked by grey on June 4, 2014
57. ## physics

A vertical spring with constant 830 N/m has a ball of mass 3 kg attached to the bottom of it, which is held with the spring unstretched. (a) How far must the ball be lowered to reach its equilibrium position? (b) The ball is given a charge of 0.060 C. If

asked by Jessica on December 16, 2010
58. ## Physics

A spring is hung from a ceiling, and an object attached to its lower end stretches the spring by a distance of 5.00 cm from its unstretched position when the system is in equilibrium. If the spring constant is 54.1 N/m, determine the mass of the object.

asked by Anonymous on December 5, 2010
59. ## Physics

A thrill-seeking cat with mass 4.00 kg is attached by a harness to an ideal spring of negligible mass and oscillates vertically in SHM. The amplitude is 0.050 m, and at the highest point of the motion the spring has its natural unstretched length.

asked by Alex on November 19, 2012
60. ## Physics

A 2.1 kg block slides with a speed of 1.1 m/s on a frictionless, horizontal surface until it encounters a spring. (a) If the block compresses the spring 5.7 cm before coming to rest, what is the force constant of the spring? (b) What initial speed should

asked by Carden on March 29, 2010
61. ## physics

A 0.20-kg mass is hung from a vertical spring of force constant 55 N/m. When the spring is released from its unstretched equilibrium position, the mass is allowed to fall. Use the law of conservation of energy to determine (a) the speed of the mass after

asked by Syed on April 25, 2011
62. ## PHYSICS

A spring is hung from a ceiling, and an object attached to its lower end stretches the spring by a distance d = 7.70 cm from its unstretched position when the system is in equilibrium as in the figure below. If the spring constant is 48.0 N/m, determine

asked by Ame on November 30, 2012
63. ## physics

In Figure (a), a block of mass m lies on a horizontal frictionless surface and is attached to one end of a horizontal spring (spring constant k) whose other end is fixed. The block is initially at rest at the position where the spring is unstretched (x =

asked by Jin on October 24, 2009
64. ## physics

At t = 0 a block with mass M = 5 kg moves with a velocity v = 2 m/s at position xo = -.33 m from the equilibrium position of the spring. The block is attached to a massless spring of spring constant k = 61.2 N/m and slides on a frictionless surface. At

asked by stewart on December 1, 2014
65. ## physics eduction

a spring 20cm long is stretched to 25cm by a load of 50N. what will be its lenght when stretched by 100N assuming that the elastic limit is not reached

asked by Anonymous on May 28, 2015
66. ## physics

a spring with spring constant k= 100N/m is at its equilibrium length a) how much elastic potential energy is stored in the spring? b) the same spring is stretched so that it is 6cm longer than it was. How much elastic potential energy is stored in the

asked by rachel on October 30, 2008
67. ## Physics

A catapult of a spring constant 100N/M contains 2.0J of elastic potential energy when it is pulled back. What is the extension of the rubber band? I know that E= F/K but I don't know how to work out the force from the information provided, help would be

asked by Holly on November 25, 2016
68. ## Physics

Attempting to measure the force constant of a spring, an experiment clamps the upper end of the spring in a vise and suspends a mass of 1.6 kg from the lower end. This stretches the spring by 0.23 m. What is the force constant of the spring?

asked by Anonymous on October 28, 2019
69. ## Physics

3 kg object is fastened to a light spring with the intervening cord passing over a pulley. The pulley is frictionless and it's inertia may been neglected. The object is released from rest when the spring is unstretched. If the object drops 10 cm before

asked by Bill on February 5, 2015
70. ## Physics

The figure below shows two springs connected in parallel. This combination can be thought of as being equivalent to a single spring having an effective force constant keff. Obviously, the effective force constant must be related to the force constants k1

71. ## Physics

The figure below shows two springs connected in parallel. This combination can be thought of as being equivalent to a single spring having an effective force constant keff. Obviously, the effective force constant must be related to the force constants k1

72. ## physics

A mass on a spring A oscillates at twice the frequency of the same mass on spring B. Which statement is correct? A. The spring constant for B is one quarter of the spring constant for A. B. The spring constant for B is 4 times the spring constant for A. C.

asked by Idali on April 13, 2017
73. ## physics

A mass on a spring A oscillates at twice the frequency of the same mass on spring B. Which statement is correct? A. The spring constant for B is one quarter of the spring constant for A. B. The spring constant for B is 4 times the spring constant for A. C.

asked by Idali on April 23, 2017
74. ## physics

1. a 2 kg body is attatched to a spring of negligible mass and oscillates with a period of 1.00 s. The force constant of the spring is? 2. The force constant of a massless spring is 25 N/m. A mass of .45 kg is oscillating in simple harmonic motion at the

asked by april on February 4, 2009
75. ## PHYSICS

a 1kg block is executing simple harmonic motion of amplitude 0.1m on a smooth horizontal surface under the restoring force of a spring of spring constant 100N/M.A block of mass 3kg is gently placed on it at the instant it passes through the mean position

asked by CHIKIRSHU on December 24, 2009
76. ## mechanics: simple harmonic oscillation

Consider an ideal spring that has an unstretched length ℓ and a spring constant k. Suppose the spring is attached to a mass m that lies on a horizontal frictionless surface. The spring-mass system is compressed a distance of x_0 from equilibrium and then

asked by student1618 on September 3, 2015
77. ## Physics

A massless spring with spring constant 17.1 N/m hangs vertically. A body of mass 0.210 kg is attached to its free end and then released. Assume that the spring was unstretched before the body was released. What is the amplitude of the resulting motion?

asked by DL on April 25, 2013
78. ## science

A bungee jumper jumps (with no initial speed) from a tall bridge attached to a light elastic cord (bungee cord) of unstretched length L. The cord first straightens and then extends as the jumper falls. This prevents her from hitting the water! Suppose that

asked by mechanics on October 22, 2013
79. ## phy

If a force of 80N extends a spring of natural length 8m by 0.4m what will be the length of the spring when the applied force is 100N

asked by christ on January 24, 2013
80. ## phy

if a force of 80N extends a spring of natural length 8m by 0.4m what will be the length of the spring when the applied force 100N

asked by ikye on July 2, 2013
81. ## Physics

A 100kg trolley is being pushed up a rough 30° incline by a constant force. The friction force between the incline and the trolley is 110N. (a) Determine thd value of the constant force that will move the trolley up the incline at a constant velocity of

asked by Slavh on September 7, 2014
82. ## college Physics

Two identical 0.18 kg blocks (labeled 1 and 2) are initially at rest on a nearly frictionless surface, connected by an unstretched spring, as shown in the upper diagram, where x2 = 0.06 m. Then a constant force of 9 N to the right is applied to block 2,

asked by Anonymous on October 26, 2010
83. ## PHYSICS

A block of mass m lies on a horizontal frictionless surface and is attached to one end of a horizontal spring (spring constant k) whose other end is fixed. The block is initially at rest at the position where the spring is unstretched (x = 0) when a

asked by Anonymous on October 21, 2011
84. ## physics

suppose the glider is initially at rest at x=0, with the spring unstretched. You then apply a constant force in the +x direction with magnitude 0.610 N to the glider. what is the glider's velocity when it has moved 0.100m?

asked by zianna on August 23, 2012
85. ## physics

suppose the glider is initially at rest at x=0, with the spring unstretched. You then apply a constant force in the +x direction with magnitude 0.610 N to the glider. what is the glider's velocity when it has moved 0.100m?

asked by Carl on August 22, 2012
86. ## physics

suppose the glider is initially at rest at x=0, with the spring unstretched. You then apply a constant force in the +x direction with magnitude 0.610 N to the glider. what is the glider's velocity when it has moved 0.100m?

asked by zianna on August 17, 2012
87. ## physics

suppose the glider is initially at rest at x=0, with the spring unstretched. You then apply a constant force in the +x direction with magnitude 0.610 N to the glider. what is the glider's velocity when it has moved 0.100m?

asked by Carl on August 19, 2012
88. ## physics

suppose the glider is initially at rest at x=0, with the spring unstretched. You then apply a constant force in the +x direction with magnitude 0.610 N to the glider. what is the glider's velocity when it has moved 0.100m?

asked by zianna on August 22, 2012
89. ## physics

suppose the glider is initially at rest at x=0, with the spring unstretched. You then apply a constant force in the +x direction with magnitude 0.610 N to the glider. what is the glider's velocity when it has moved 0.100m?

asked by zianna on August 23, 2012
90. ## physics

a 4kg roller is attached to a spring of force constant 100N/m. it slides over a frictionless horizontal road. the roller is displaced from equilibrium position by 10cm and then released. its maximum speed will be?

asked by sumit on May 11, 2013
91. ## Physics

A 2.1 kg mass is connected to a spring with spring constant k= 180 N/m and unstretched length 16 cm. The pair are mounted on a frictionless air table, with the free end of the spring attached to a frictionless pivot. The mass is set into circular motion at

asked by Courtney on February 21, 2013
92. ## Physics II

A copper rod of length 0.83 m is lying on a frictionless table (see the drawing). Each end of the rod is attached to a fixed wire by an unstretched spring whose spring constant is k = 79 N/m. A magnetic field with a strength of 0.13 T is oriented

asked by Mareena on February 12, 2012
93. ## physics

A 13.0kg block slides 5.00m down a frictionless surface inclined 31.0° above the horizontal, before being stopped by an originally unstretched spring of spring constant k=346N/m secured to the inclined surface. Find the maximum compression of the spring.

asked by sal on October 27, 2018
94. ## Physics

A massless spring with spring constant 17.1 N/m hangs vertically. A body of mass 0.210 kg is attached to its free end and then released. Assume that the spring was unstretched before the body was released. How far below the initial position does the body

asked by Anonymous on April 25, 2013
95. ## Physics

A 263-g block is dropped onto a vertical spring with force constant k = 2.52N/cm. The block sticks to the spring, and the spring compress 11.8 cm before coming momentarily to rest. while the spring is being compressed, how much work is done: (a) By the

asked by Kampamba Nsofu on May 24, 2017
96. ## college physics

A horizontal spring with a spring constant k = 322 N/m is uncompressed from a length of 1.4 cm back to its unstretched length. Calculate the change in potential energy in Joules to 2 s.f.

asked by wes on June 7, 2014
97. ## physics

A massless spring with spring constant 16.7 N/m hangs vertically. A body of mass 0.220 kg is attached to its free end and then released. Assume that the spring was unstretched before the body was released. How far below the initial position does the body

asked by Joan on May 4, 2011
98. ## Physics

A cannon is rigidly attached to a carriage,which can move along horizontal rails but is connected to a post by a large spring, initially unstretched, of force constant 60000 N/m. The cannon ﬁres a 305 kg projectile at a velocity of 174 m/s directed

asked by amanda and leah on January 29, 2012
99. ## Physics

Problem 4: A 250 g block is dropped onto a relaxed vertical spring that has a spring constant of k= 2.5 N/cm. The block becomes attached to the spring and compresses the spring 12 cm before momentarily stopping. While the spring is being compressed, (a)

asked by Mariam on December 1, 2013
100. ## Physics

A 290 g block is dropped onto a relaxed vertical spring that has a spring constant of k = 2.6 N/cm. The block becomes attached to the spring and compresses the spring 10 cm before momentarily stopping. (a) While the spring is being compressed, what work is

asked by Mario on October 5, 2009